title: Nature of ammonium ion adsorption by sepiolite: analysis of equilibrium data with several isotherms.
mesh_terms: D000327:Adsorption; D000863:Antacids / Q000737:chemistry*; D017633:Magnesium Silicates / Q000737:chemistry*; D008962:Models, Theoretical; D000644:Quaternary Ammonium Compounds / Q000737:chemistry* / Q000302:isolation & purification; D013696:Temperature; D018508:Water Purification / Q000379:methods*
chemical_list: D000863:Antacids; D017633:Magnesium Silicates; D000644:Quaternary Ammonium Compounds; C001671:magnesium trisilicate